404303234189 has 2 divisors, whose sum is σ = 404303234190. Its totient is φ = 404303234188.

The previous prime is 404303234171. The next prime is 404303234207. The reversal of 404303234189 is 981432303404.

It is a balanced prime because it is at equal distance from previous prime (404303234171) and next prime (404303234207).

It can be written as a sum of positive squares in only one way, i.e., 377647120900 + 26656113289 = 614530^2 + 163267^2 .

It is a cyclic number.

It is not a de Polignac number, because 404303234189 - 2⁸ = 404303233933 is a prime.

It is a super-2 number, since 2×404303234189² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (404303234789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202151617094 + 202151617095.

It is an arithmetic number, because the mean of its divisors is an integer number (202151617095).

Almost surely, 2^404303234189 is an apocalyptic number.

It is an amenable number.

404303234189 is a deficient number, since it is larger than the sum of its proper divisors (1).

404303234189 is an equidigital number, since it uses as much as digits as its factorization.

404303234189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 41.

The spelling of 404303234189 in words is "four hundred four billion, three hundred three million, two hundred thirty-four thousand, one hundred eighty-nine".